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Finding the Third Proportional to 17,871,116.91 and 39,019,544.44

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Solution

The third proportional to 17,871,116.91 and 39,019,544.44 is: 85,194,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,871,116.91 : 39,019,544.44 = 39,019,544.44 : x
  2. Step 2: Convert to fraction form
    17,871,116.91/39,019,544.44 = 39,019,544.44/x
  3. Step 3: Cross multiply
    17,871,116.91x = 39,019,544.44 × 39,019,544.44
  4. Step 4: Simplify right side
    17,871,116.91x = 1,522,524,848,110,037.25
  5. Step 5: Solve for x
    x = 1,522,524,848,110,037.25/17,871,116.91
  6. Step 6: Final answer
    x = 85,194,722.64

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.